beingthe standard deviation obtained at the CC level. CC rangedbetween 0.13 g kg−1and 1.04 g kg−1, and CC ranged between0.32 g kg−1and 2.60 g kg−1. Compared with traditional meth-ods, the sensitivity was enhanced, and the accuracy was improved,leading to a powerful method for screening phthalates in foods.The results of this validation are summarized in Table 3. Threeconsecutive injections on-column at 50 g kg−1were carried outto detect any decrease in mass accuracy. No significant decreasewas observed and the maximum mass deviation ranged from 0.1to 2.0 ppm. This minor deviation in mass accuracy demonstratedthe wide dynamic range of Q-Orbitrap for qualitative analysis at aresolving power of 70,000 FWHM. The CC values of the proposedQ-Orbitrap mass spectrometer method are comparable to the lim-its of the previously reported triple quadrupole mass spectrometermethods. Comparing with the detection limits reported in litera-tures [33,34], the detection sensitivity and accuracy was improvedmore than five times.